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7625426 |
Method for making nano-scale filter
A nano-scale filter ( 10 ) includes a porous supporting component ( 14 ) and a carbon nanotube filtration membrane ( 12 ) sintered on a top surface of the porous supporting component. The porous...
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7604688 |
Antiallergen filter, process for producing the same and use thereof
An antiallergen filter of the present invention is characterized in that a water-insoluble high-molecular weight anti-allergenic agent having a phenolic hydroxyl group and a moisture-absorbing...
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7604687 |
Gas filtration media
A gas filtration media comprises a microporous membrane. The microporous membrane includes an ultrahigh molecular weight polyethylene (UHMWPE), an inorganic material, wherein the ratio of inorganic...
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7582142 |
Absorbing agent, dust collection chamber and method for adsorbing odours
Described is an adsorbing agent for dust-collecting filters, especially for adsorbing odors. The adsorbing agent may include fibers, flakes and/or granulate as a supporting material onto which a...
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7520912 |
Air purifying filter media and process for producing the same
It is intended to provide an air purification filter which has a high dry tensile strength, a high wet tensile strength in association with a high water resistance and a high water repellency and...
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7491373 |
Flow-through honeycomb substrate and exhaust after treatment system and method
A system and method including a radially non-uniformly plugged flow-through honeycomb substrate positioned upstream of a wall-flow particulate filter for controlled thermal regeneration of the...
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7488364 |
Layered disposable air filter with dust capture topology
An apparatus for air filtration comprises a substrate, the substrate including a first side and a second side, a plurality of openings in the substrate, each opening in the plurality of openings...
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7473301 |
Adhesive particle shielding
An efficient device for capturing fast moving particles has an adhesive particle shield that includes (i) a mounting panel and (ii) a film that is attached to the mounting panel wherein the outer...
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7468098 |
Detachable filtering apparatus for an air conditioning system and an installment method thereof
A detachable filtering apparatus for an air conditioning system and an installment method thereof provides an air disinfection function. It can be operated continuously, is suitable for...
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7390343 |
Drinking water filtration device
The invention is a device for purifying drinking water that has at least one fibrous structure. Preferably, there is an upstream and downstream fibrous structure. Each fibrous structure is a...
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7364608 |
Chemical filter and method for manufacturing same
The chemical filter supporting an ion-exchange resin comprising a fiber supporting body containing ion-exchange fiber and ion-exchange resin powder which is supported on the fiber supporting body...
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7351273 |
Apparatus and method for separating dust constituents out of an explosive dust-air mixture
A method and an apparatus ( 10 ) for separating dust constituents out of an explosive dust-air mixture which is passed through a filter housing ( 26 ) with filter elements having filter surfaces...
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7329310 |
Filter module
The invention relates to a filter module having a module housing and at least one filter element. The filter module has at least one inlet opening, at least one filtrate outlet and a module housing...
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7316323 |
Filters having improved permeability and virus removal capabilities
A filter block having a permeability of greater than about 3.0*10 −9 cm 2 , and a F-VLR of greater than about 99% is provided. The filter block may be made of filter particles having a median...
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7314507 |
Apparatus and method for removing mercury vapor from a gas stream
A metallic filter effectively removes mercury vapor from gas streams. The filter captures the mercury which then can be released and collected as product. The metallic filter is a copper mesh...
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7311752 |
Electrostatic air filter
The invention is a filter for gaseous media in which nano alumina fibers and second fibers are arranged in a matrix to create asymmetrical pores. The filter is a high efficiency, high capacity...
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7311751 |
Filter medium
A filter medium includes at least a first and a second layer. Both first and second layers have a layer volume VLq and a layer filtering surface SLq, where SLq is the accumulation of all mantle...
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7273514 |
Apparatus and method for filtering particulate and NOx emissions
An apparatus and method for filtering particulate from an internal combustion engine by use of monolithic particulate trap systems having porous walls ( 2 c , 24 c ). The porous walls ( 2 c , 24 c...
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7269942 |
Wall flow particulate trap system
A wall-flow particulate trap system regenerated by reverse flow of filtered exhaust gas through porous walls of a plurality of tubular passages is disclosed. The system includes a particulate trap...
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7267803 |
Degassing apparatus
A degassing apparatus for use with a polymerisation reactor is disclosed. Slurry from the reactor is discharged into a flask tank ( 3 ) in which monomers or dilluent vaporise to form a gas. Filler...
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7247190 |
Engine exhaust gas cleaning apparatus
An engine exhaust gas cleaning apparatus is provided to minimize torque shock as during regeneration of an exhaust gas cleaning device. The engine exhaust gas cleaning apparatus comprises a fuel...
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7232475 |
Chemical upgrading of filters
The invention provides a filter treated with a humectant which may optionally be in combination with a surfactant. The treatment may also include a water soluble rheology modifier to alter the...
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7186290 |
Filter system with automatic media refresh
A filter system includes a source of clean filter media adjacent a channel through which fluid passes. The filter media is automatically advanced from the source to the channel and eventually to a...
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7101420 |
Self cleaning air filtration machine and a method for using the same
Self cleaning air filtration machine and a method for using same comprising; a filter with a motor driven belt or disk or counter rotating disks that are perforated, a spray bar, a recirculation...
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7029516 |
Filters and methods of making and using the same
Filters for removing particulate and gaseous organic and inorganic materials from a fluid stream are disclosed. The filters may contain a polymer matrix and optional sequestering agents. Methods of...
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7022164 |
Filters employing porous strongly acidic polymers
A clean, high efficiency, low pressure drop, adsorptive filter material that is porous and includes an acidic functional group. The filter can include, for example, a non-woven filter composite has...
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6989045 |
Apparatus and method for filtering particulate and reducing NOx emissions
An apparatus and method for filtering particulate from an internal combustion engine by use of monolithic particulate trap systems having porous walls ( 2 c, 24 c ). The porous walls ( 2 c, 24 c...
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6929681 |
Air scenting compositions and processes for use thereof in air scenting devices
Disclosed are compositions, processes and devices for use in HVAC systems to provide air freshening scent to air circulating in the system.
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6872241 |
Anti-pathogenic air filtration media and air handling devices having protective capabilities against infectious airborne mircoorganisms
The present invention provides an anti-pathogenic air filtration medium comprising a fibrous substrate whose fibers are coated with coating comprising a polymer. The coating provides an environment...
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6805727 |
Method for filtering pernicious non-gaseous contaminants from air and benign gases
A method for separating undesired particles from a gaseous medium in which the particles are dispersed. The particles and gaseous medium are passed through a fluid-pervious filtration media which...
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6802891 |
Biostatic filter
Air filters include a composition which has a biostatic or biocidal agent adapted to migrate through particulates accumulating in use on the filter. The biocidal agent may have bacteriostatic...
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6733575 |
Hot gas filtration system
A coal-fired power generation system including means for the production of coal-derived gas and a filter system for the filtration of this coal-derived gas. The filter system comprises at least one...
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6730364 |
Preparation of carbon molecular sieve membranes on porous substrate
A method for preparing carbon molecular sieve membrane is invented. A thin carbon-containing film is first deposited on a porous substrate. The thin film is then bombarded by high energy ions for...
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6730144 |
Air purifying filter using modified enzymes
An air purifying filter includes a modified enzyme immobilized on a surface of a carrier. The modified enzyme has been modified with a bonding agent that improves bonding. The surface of the...
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6706092 |
Chemical/Biological decontamination filter
Modification, neutralization and/or decontamination of airborne biological and/or chemical contaminants from a breathable atmosphere by subjecting the breathable atmosphere to a filter which is...
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6692553 |
Particle collection apparatus and method
A particle collector comprises a housing defining an enclosed chamber. An inlet opening in the housing provides fluid communication between a source of gas and particles and the chamber and an...
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6652748 |
Treated filter media and frame
A filter medium and frame therefore wherein the filter medium is treated by a novel adhesive comprised of a major portion by weight of an oil group consisting of vegetable and animal oils and a...
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6627166 |
Gas filtering device
The invention concerns a device for filtering gas comprising a microporous or microfibrous adsorbent filter ( 6 ) and means for forcing an air flow between an exhaust hood ( 2 ) and outlet duct ( 3...
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6596056 |
Process for coating a ceramic honeycomb body
A process for coating, with a suspension, a ceramic honeycomb body which has a cylindrical shape with two flat end-faces and one jacket, and through which channels parallel to the axis, formed by...
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6572682 |
Self-cleaning filter system using direct electrically heated sintered metal fiber filter media
A Diesel particulate filter cartridge system for filtering particulate matter and nitrogen oxide from a flow of air containing particular matter includes a filter support plate with a plurality of...
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6527834 |
Filter for gaseous media
A filter made of nonwoven fabric, paper or the like for gaseous media, having an electrically conductive coating made of a conductive substance of pulverizable materials, in particular from...
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6524371 |
Process for adsorption of mercury from gaseous streams
A process for removing mercury and organic compounds from gaseous stream using an adsorption powder, characterized as containing a carbon-based powder and an effective amount of cupric chloride,...
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6451091 |
Apparatus and method for emissions control through continuous filtration system
A method of improving the removal of particulate matter, heavy metals, and acidic gases in waste gas emission streams through continuous filter control through the utilization of independent...
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6338340 |
Filter mask
A filter mask is provided for use in environments of smoke and toxic gas which includes a filter element having a filling of shiftable bodies coated with a flowable, aloe vera extract having a...
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6277176 |
Moving filter device having filter elements with flow passages and method of filtering air
There is provided an air delivery device and method of moving and filtering air. The air delivery device comprises a housing having an air inlet and an air outlet. Between the air inlet and the air...
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6274049 |
Method for purifying a fluid
A photocatalytic oxidation purification system includes an ultra violet light source and a filter that comprises a pleated wire mesh substrate with a nanophase metal oxide oxidation catalyst...
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6228336 |
Dust collecting method
A dust collecting apparatus and method for dedusting a Ca-containing gas using a ceramics filter is provided, in which a filter differential pressure elevation rate is suppressed. A desulferizing...
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6200543 |
Apparatus and methods for reducing carbon dioxide content of an air stream
Apparatus and methods for reducing CO 2 content of an air stream are described. A method of reducing CO 2 content of an air stream in accordance with one embodiment of the present invention...
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6190439 |
Method and device to eliminate or reduce decor damaging fragrant candle emissions
The present invention provides a method and device for simply, efficiently and effectively reducing or eliminating decor damaging fragrant candle emissions while permitting the fragrance to pass...
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6190437 |
Iodinated air filter
An air filter for effectively filtering bacteria, fungi and viruses from the air. The air filter comprising of a carrier substrate impregnated with iodine resins effectively immobilizes and...
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